<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>025-input相关伪类选择器.html</title>
	<style>
		[type="text"]:focus{
			outline-color: red;
		}
		[type="checkbox"]:checked{
			font-size: 90px;
		}
	</style>
</head>
<body>
	<input type="text">
	<input type="checkbox">
</body>
</html>